About: http://webisa.webdatacommons.org/110954522

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The ball contacts the ink supplied in the grooves 2 and, as the ball is rotated in use, ink passes onto its surface and is laid on the paper or other substrate on which the ball is rolled.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com